The number of data breaches reported in 2018 dropped 23% compared with 2017. But the number of sensitive consumer records exposed increased 126% year-over-year. The data comes from the Identity Theft Resource Center (ITRC) and sponsor CyberScout. Hacking was the most common breach tactic in 2018, seen in 482 data breaches. Other sources of data compromise included employee error/negligence/improper disposal, insider theft (4%), and data on the move (2%)”]
Source: https://www.darkreading.com/attacks-breaches/exposed-consumer-data-skyrocketed-126-in-2018